```html
<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>MediaCrawler - 多平台社交媒体数据采集工具</title>
    <link rel="stylesheet" href="https://cdn.staticfile.org/font-awesome/6.4.0/css/all.min.css">
    <link rel="stylesheet" href="https://cdn.staticfile.org/tailwindcss/2.2.19/tailwind.min.css">
    <link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;700&display=swap" rel="stylesheet">
    <script src="https://cdn.jsdelivr.net/npm/mermaid@latest/dist/mermaid.min.js"></script>
    <style>
        body {
            font-family: 'Noto Sans SC', Tahoma, Arial, Roboto, "Droid Sans", "Helvetica Neue", "Droid Sans Fallback", "Heiti SC", "Hiragino Sans GB", Simsun, sans-serif;
            color: #333;
            line-height: 1.6;
        }
        h1, h2, h3, h4 {
            font-family: 'Noto Serif SC', serif;
            font-weight: 600;
        }
        .hero-gradient {
            background: linear-gradient(135deg, #4f46e5 0%, #8b5cf6 50%, #d946ef 100%);
        }
        .card-hover {
            transition: all 0.3s ease;
        }
        .card-hover:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
        }
        .highlight-word {
            position: relative;
            z-index: 1;
        }
        .highlight-word::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 30%;
            background-color: rgba(139, 92, 246, 0.3);
            z-index: -1;
            transition: all 0.3s ease;
        }
        .highlight-word:hover::after {
            height: 50%;
        }
        .platform-icon {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            margin-right: 10px;
            color: white;
        }
        .mermaid-container {
            background: white;
            border-radius: 12px;
            padding: 2rem;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
        }
        .feature-icon {
            font-size: 1.5rem;
            color: #8b5cf6;
            margin-bottom: 1rem;
        }
    </style>
</head>
<body class="bg-gray-50">
    <!-- Hero Section -->
    <section class="hero-gradient text-white py-20 px-4">
        <div class="max-w-6xl mx-auto">
            <div class="flex flex-col md:flex-row items-center">
                <div class="md:w-1/2 mb-10 md:mb-0">
                    <h1 class="text-4xl md:text-5xl font-bold mb-6 leading-tight">MediaCrawler<br><span class="text-indigo-200">社交媒体数据采集专家</span></h1>
                    <p class="text-xl md:text-2xl text-indigo-100 mb-8">开源Python爬虫工具，一站式解决多平台数据采集难题</p>
                    <div class="flex flex-col sm:flex-row gap-4">
                        <a href="https://github.com/NanmiCoder/MediaCrawler" target="_blank" class="bg-white text-indigo-600 hover:bg-indigo-50 font-semibold py-3 px-6 rounded-lg transition duration-300 flex items-center justify-center">
                            <i class="fab fa-github mr-2"></i> GitHub仓库
                        </a>
                        <a href="#getting-started" class="bg-indigo-700 hover:bg-indigo-600 text-white font-semibold py-3 px-6 rounded-lg transition duration-300 flex items-center justify-center">
                            <i class="fas fa-rocket mr-2"></i> 快速开始
                        </a>
                    </div>
                </div>
                <div class="md:w-1/2 flex justify-center">
                    <div class="bg-white bg-opacity-10 p-8 rounded-2xl backdrop-filter backdrop-blur-lg border border-white border-opacity-20 max-w-md">
                        <h3 class="text-xl font-semibold mb-4">支持平台</h3>
                        <div class="grid grid-cols-2 gap-4">
                            <div class="flex items-center">
                                <div class="platform-icon bg-red-500"><i class="fab fa-weibo"></i></div>
                                <span>微博</span>
                            </div>
                            <div class="flex items-center">
                                <div class="platform-icon bg-pink-500"><i class="fas fa-heart"></i></div>
                                <span>小红书</span>
                            </div>
                            <div class="flex items-center">
                                <div class="platform-icon bg-blue-500"><i class="fab fa-bilibili"></i></div>
                                <span>B站</span>
                            </div>
                            <div class="flex items-center">
                                <div class="platform-icon bg-black"><i class="fab fa-zhihu"></i></div>
                                <span>知乎</span>
                            </div>
                            <div class="flex items-center">
                                <div class="platform-icon bg-yellow-500"><i class="fas fa-film"></i></div>
                                <span>抖音</span>
                            </div>
                            <div class="flex items-center">
                                <div class="platform-icon bg-orange-500"><i class="fas fa-play"></i></div>
                                <span>快手</span>
                            </div>
                            <div class="flex items-center">
                                <div class="platform-icon bg-blue-400"><i class="fas